ghc/0001-PPC-CodeGen-fix-lwa-instruction-generation.patch

23 lines
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Diff

From ff48b3e3fd90e0328921f5e86460aba3ff217002 Mon Sep 17 00:00:00 2001
From: Peter Trommler <ptrommler@acm.org>
Date: Mon, 25 Jan 2016 20:32:44 +0100
Subject: [PATCH] PPC/CodeGen: fix lwa instruction generation
---
compiler/nativeGen/PPC/CodeGen.hs | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: ghc-8.0.1/compiler/nativeGen/PPC/CodeGen.hs
===================================================================
--- ghc-8.0.1.orig/compiler/nativeGen/PPC/CodeGen.hs
+++ ghc-8.0.1/compiler/nativeGen/PPC/CodeGen.hs
@@ -471,7 +471,7 @@ getRegister' _ (CmmMachOp (MO_UU_Conv W3
return (Any II64 (\dst -> addr_code `snocOL` LD II32 dst addr))
getRegister' _ (CmmMachOp (MO_SS_Conv W32 W64) [CmmLoad mem _]) = do
- Amode addr addr_code <- getAmode D mem
+ Amode addr addr_code <- getAmode DS mem -- lwa is DS-form
return (Any II64 (\dst -> addr_code `snocOL` LA II32 dst addr))
getRegister' dflags (CmmMachOp mop [x]) -- unary MachOps